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Finding the Fourth Proportional to 224,813.43, 337,145.63 and 75,012.03

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Solution

The fourth proportional to 224,813.43, 337,145.63 and 75,012.03 is: 112,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,813.43 : 337,145.63 = 75,012.03 : x
  2. Step 2: Convert to fraction form
    224,813.43/337,145.63 = 75,012.03/x
  3. Step 3: Cross multiply
    224,813.43x = 337,145.63 × 75,012.03
  4. Step 4: Simplify right side
    224,813.43x = 25,289,977,736.87
  5. Step 5: Solve for x
    x = 25,289,977,736.87/224,813.43
  6. Step 6: Final answer
    x = 112,493.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.